A new analysis of enigmatic skulls from the Republic of Georgia suggest that Homo erectus wasn't the only human species to ...

A 26-ft (8-m) deep excavation in Indonesia has revealed that humans and a hominin species that pre-dates humans used the same ...

Why do humans have language and other animals apparently don't? It's one of the most enduring questions in the study of mind and communication. Across all cultures, humans use richly expressive ...

It’s a question that has puzzled thinkers for centuries: Are we humans alone in our pursuit of fairness and the frustration we feel when others get what we want? In recent years, evolutionary ...

Prairie dogs have a word for “human.” They talk about us in a language with nouns, adjectives, and variable dialects — even though, to most of us, their words sound like unintelligible squeaks. I ...